Spool thread cutter



FIG. 1 is a perspective view of a spool thread cutter showing my new design, the broken line showing of a spool is for convenience of illustration;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left end elevational view thereof;

FIG. 4 is a right end elevational view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a spool thread cutter, as shown and described. 